X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Flinux%2Fsound.h;h=44dcf057043250362eb007650eecdf3d2003ca39;hb=14b6848bc0134b8838d374c423df3edda9b1490e;hp=f63d8342ffa342a813c5b2bc10f89a54f00f801a;hpb=79072f38909e3d9883317238887460c39ddcc4cb;p=firefly-linux-kernel-4.4.55.git

diff --git a/include/linux/sound.h b/include/linux/sound.h
index f63d8342ffa3..44dcf0570432 100644
--- a/include/linux/sound.h
+++ b/include/linux/sound.h
@@ -25,6 +25,7 @@
 #define SND_DEV_AMIDI		13	/* Like /dev/midi (obsolete) */
 #define SND_DEV_ADMMIDI		14	/* Like /dev/dmmidi (onsolete) */
 
+#ifdef __KERNEL__
 /*
  *	Sound core interface functions
  */
@@ -35,10 +36,9 @@ extern int register_sound_special_device(const struct file_operations *fops, int
 extern int register_sound_mixer(const struct file_operations *fops, int dev);
 extern int register_sound_midi(const struct file_operations *fops, int dev);
 extern int register_sound_dsp(const struct file_operations *fops, int dev);
-extern int register_sound_synth(const struct file_operations *fops, int dev);
 
 extern void unregister_sound_special(int unit);
 extern void unregister_sound_mixer(int unit);
 extern void unregister_sound_midi(int unit);
 extern void unregister_sound_dsp(int unit);
-extern void unregister_sound_synth(int unit);
+#endif /* __KERNEL__ */